The
molecular clock tracks down nucleotide sequences for DNA or amino acids that
contain sequences of proteins. Scientists use this to deduce the time in
history where life forms possibly have diverged. This technique is also known
as a gene clock or an evolutionary clock.
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Stem cells have the ability to replace damaged cells and treat disease. ... Stem cells, if they can be directed to differentiate into specific cell types, offer the possibility of a renewable source of replacement cells and tissues to treat diseases including Parkinson's, stroke, heart disease and diabetes.
Answer:
Explanation:
what are you talking about?
Answer:
Answer is all the options are correct. A, B, C and D.
Explanation:
Systematists are the biologists that developed system of classification and naming of organisms.
On this aspect, gross morphological traits described the collective structures of an organism. It referred to all the structures that are found internally and externally.
The biochemical traits and molecular traits described the genetic variability of an organism. In this case, they explained that trait is an important feature in an organism.
The behavioral traits described some actions which are particularly found to be specific to certain species of organism.
Answer:
raising awareness programmes,keeping environment clean,being attentive in social activities ,etc.
